Its hide wasn't grey or white. It was a mottled, metallic black, veined with faint, bioluminescent purple lines that pulsed like a heartbeat. Its eyes were not the dead, black marbles of a shark. They were intelligent. Calculating. And scarred—not from combat, but from surgery. Neat, healed incisions ran along its snout and flank.
“Lost the signal,” Mac said.
The tick-tick-tick faded into the abyss.